X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fmeta_data.c;h=48dcabcec884d8bed391ece4eb184ee3aed9f700;hb=ef4a3db895a0aba7107c0f1c6c2ef2a7f128aaf8;hp=b502b377295141a8a095ba248d7e6de0ab285072;hpb=3dffa6fb50c66249fb3da7592c7a9385edb74677;p=collectd.git

diff --git a/src/meta_data.c b/src/meta_data.c
index b502b377..48dcabce 100644
--- a/src/meta_data.c
+++ b/src/meta_data.c
@@ -250,6 +250,7 @@ void meta_data_destroy (meta_data_t *md) /* {{{ */
   if (md == NULL)
     return;
 
+  pthread_mutex_destroy(&md->lock);
   md_entry_free (md->head);
   pthread_mutex_destroy (&md->lock);
   free (md);
@@ -312,7 +313,13 @@ int meta_data_toc (meta_data_t *md, char ***toc) /* {{{ */
   for (e = md->head; e != NULL; e = e->next)
     ++count;    
 
-  *toc = malloc(count * sizeof(**toc));
+  if (count == 0)
+  {
+    pthread_mutex_unlock (&md->lock);
+    return (count);
+  }
+
+  *toc = calloc(count, sizeof(**toc));
   for (e = md->head; e != NULL; e = e->next)
     (*toc)[i++] = strdup(e->key);
   
@@ -482,7 +489,7 @@ int meta_data_get_string (meta_data_t *md, /* {{{ */
 
   if (e->type != MD_TYPE_STRING)
   {
-    ERROR ("meta_data_get_signed_int: Type mismatch for key `%s'", e->key);
+    ERROR ("meta_data_get_string: Type mismatch for key `%s'", e->key);
     pthread_mutex_unlock (&md->lock);
     return (-ENOENT);
   }